No postal savings bank card received a text message.

There are three possibilities for this situation:

1, the person who used this number before you used the information reserved in the bank. When the three major operators send new numbers, they generally do not empty the binding and reservation information;

2. At present, the performance pressure is great, and banks also have their own channels and ways to collect social customers. This kind of information is also guided by marketing to stores;

3, it may be the cause of information leakage, take your ID card to the bank to check.